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  • PlantEdDL - Search Results
    in a fragmented landscape It is germane to units on biogeography human impacts on ecosystems landscape More Info An in class role playing activity to foster discussion and deeper understanding of biodiversity and ecological webs In a general sense biodiversity is an intuitively simple concept referring to the variety of Earth s organisms Ecologists however conceptualize biodiversity in a more nuanced multidimensional More Info An oblique aerial view of the Mullica River showing an invasive reed Phragmites australis and two species of native grasses Spartina spp In this oblique aerial view of Hog Island in the Mullica River a common reed Phragmites australis in green is visible P australis was first observed spreading rapidly on upper Hog Island in More Info Decomposition and Soil CO2 Emission Students investigate the factors that control the rate at which CO2 is emitted from soil using simple soil chambers and soda lime in a field experiment Students in small groups design and conduct More Info Drivers of Avian Local Species Richness Continental Scale Gradients Regional LAndscape or Local Land Cover Students use data to test hypotheses on breeding bird species richness Students will exercise critical thinking skills to interpret data sets and maps They

    Original URL path: http://planted.botany.org/index.php?P=AdvancedSearch&Q=Y&G91=251&RP=5&SR=5&SF=1&SD= (2016-02-01)
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  • PlantEdDL - Search Results
    Experiment students investigate the inhibitory effects of Eastern Hemlock trees on establishment of neighboring woody plants Some years ago one of the faculty in the Biology Department at More Info Effects of Plant Biodiversity on Ecosystem Productivity within a Savannah Grassland Community This Data Set focuses on the question How does plant biodiversity in a grassland savannah community affect ecosystem productivity To investigate this question students use create graphs using More Info Eucalyptus trees Eucalyptus largiflorens killed by prolonged flooding of the Menindee Lakes to create storage reservoirs A photo of the Menindee Lakes in arid Australia depicts floodplain eucalyptus trees Eucalyptus largiflorens that were killed by prolonged flooding after the lakes were made into storage reservoirs More Info How do pawpaws affect tree regeneration In this study students investigate whether and how much the native understory shrub pawpaw Asimina triloba may affect tree regeneration in a forested habitat During one lab period in the field More Info How many species are there Determining species richness One of the simplest questions an ecologist can ask about a site is how many species live there The answer is important for basic researchers and managers alike but can be deceptively hard to

    Original URL path: http://planted.botany.org/index.php?P=AdvancedSearch&Q=Y&G91=251&RP=5&SF=1&SD=&SR=10 (2016-02-01)
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  • PlantEdDL - Search Results
    experiment students will explore functional and taxonomic diversity in a stream ecosystem learn about food web relationships and learn about the ways in which abiotic and biotic More Info Vulnerability of High Diversity Habitats to Introduced Species This Issue focuses on a research article by Stohlgren et al 2003 and two responses to it that were published in Frontiers in Ecology and the Environment The article discusses the ecology of

    Original URL path: http://planted.botany.org/index.php?P=AdvancedSearch&Q=Y&G91=251&RP=5&SF=1&SD=&SR=35 (2016-02-01)
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  • PlantEdDL - A community of wildflowers growing in a restored prairie in southwestern Wisconsin.
    resulting in vegetation dominated by species that voles typically do not consume particularly black eyed Susans Rudbeckia subtomentosa In contrast experimental plots that excluded voles were dominated by plant species that voles typically consume Thus small mammals can significantly impact species composition within certain plant communities This photograph originally appeared on the cover of Ecological Applications 14 5 in October of 2004 Format jpeg Primary or BEN resource type Photograph Discipline Specific Core Concepts Ecological Core Concepts Interspecific interactions Predation and herbivory Ecological Core Concepts Interspecific interactions Ecological Core Concepts Communities Species composition abundance and diversity Ecological Core Concepts Communities Life science discipline subject Ecology Keywords flower wildflower prairie vole restoration restored herbivory small mammal community Key taxa black eyed Susans Rudbeckia subtomentosa Audience Undergraduate upper division 15 16 Undergraduate lower division 13 14 Intended End User Role Teacher Language English Educational Language English Pedagogical Use Description This photograph could be used to illustrate a restored prairie wildflowers or an example of how small mammals can impact plant communities Primary Author Controlled Name Kenneth Klemow Henry F Howe Primary Author Affiliation Department of Biological Sciences University of Illinois at Chicago Biology Program Wilkes University Primary Author email hfhowe uic edu

    Original URL path: http://planted.botany.org/index.php?P=FullRecord&ID=221&ReturnText=Search+Results&ReturnTo=index.php%3FP%3DAdvancedSearch%26Q%3DY%26G91%3D251 (2016-02-01)
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    Original URL path: /index.php?P=FullImage&ResourceId=221&FieldName=Image (2016-02-01)


  • PlantEdDL - A misty rainforest canopy in central Amazonia.
    effects of habitat loss and fragmentation on these ecosystems is still poorly understood This is especially true for long lived species such as trees The proliferation of fast growing successional tress and correlated decline of old growth trees are predicted to have important effects on species composition forest dynamics carbon storage and nutrient cycling in fragmented rain forests This photograph originally appeared on the cover of Ecology 87 2 in February of 2006 Format jpeg Primary or BEN resource type Photograph Discipline Specific Core Concepts Ecological Core Concepts Human impacts Habitat destruction Ecological Core Concepts Human impacts Ecological Core Concepts Communities Species composition abundance and diversity Ecological Core Concepts Communities Disturbance assembly and succession Ecological Core Concepts Communities Life science discipline subject Ecology Keywords rain forest mist tropics Amazon Amazonia trees habitat loss habitat destruction biological diversity biodiversity Key taxa trees Audience Undergraduate upper division 15 16 Undergraduate lower division 13 14 Intended End User Role Teacher Language English Educational Language English Pedagogical Use Description This photograph can be used to illustrate rain forest an area of high biological diversity or an area with a high rate of biodiversity and habitat loss due to human activity Primary Author Controlled Name

    Original URL path: http://planted.botany.org/index.php?P=FullRecord&ID=195&ReturnText=Search+Results&ReturnTo=index.php%3FP%3DAdvancedSearch%26Q%3DY%26G91%3D251 (2016-02-01)
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    Original URL path: /index.php?P=FullImage&ResourceId=195&FieldName=Image (2016-02-01)


  • PlantEdDL - A remnant oak-savannah ecosystem, rich in native plant species and also heavily invaded by exotics.
    although this is still uncertain since habitat loss and fire suppression may also play roles in the impacts of the invasives Although few native species have gone extinct many are low in abundance This photograph originally appeared on the cover of Ecology 86 1 in January of 2005 Format jpeg Primary or BEN resource type Photograph Discipline Specific Core Concepts Ecological Core Concepts Human impacts Species introductions Ecological Core Concepts Human impacts Ecological Core Concepts Communities Species composition abundance and diversity Ecological Core Concepts Communities Life science discipline subject Ecology Keywords remnant habitat loss invasive introduced non native native species diversity diversity richness abundance savannah farmhouse Key taxa Henderson s shooting star Dodecatheon hendersoni Poa pratensis Dactylis glomerata oak Quercus garryana grass tree Audience Undergraduate upper division 15 16 Undergraduate lower division 13 14 Intended End User Role Teacher Language English Educational Language English Pedagogical Use Description This photograph can be used in discussions about the impacts of non native species on ecological communities As MacDougall and Turkington 2005 describe in their paper the oak savannah remnant depicted is an example of an ecosystem that has been invaded by many plant species and has maintained a high native species richness

    Original URL path: http://planted.botany.org/index.php?P=FullRecord&ID=182&ReturnText=Search+Results&ReturnTo=index.php%3FP%3DAdvancedSearch%26Q%3DY%26G91%3D251 (2016-02-01)
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